Spirit Merchant (technically traded). Each of these marks the exact location of an outer biome boss spawn. Each scanner recipe uses a resource unique to the boss's biome. Either found on the ground or as a mob drop. Early on, I adored this simplicity, even as a solo player. https://oaprendiz52727.oblogation.com/29395060/quanto-você-precisa-esperar-que-você-vai-pagar-por-um-bem-core-keeper-gameplay